Wilo-Sub TWU 4-QC

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Wilo-Sub TWU 4-QC

Wilo-Sub TWU 4-QC

Multistage 4″ submersible pump with quick-connecting cable in a jacketed design for vertical and horizontal installation.

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Description

Multistage 4″ submersible pump with quick-connecting cable in a jacketed design for vertical and horizontal installation.
Advantages
- Parts that come in contact with fluids are corrosion-free
- Integrated non-return valve
- Low-wearing due to floating impellers
- Maintenance-friendly motor
- Quick and easy extension of motor cable, without dismantling the hydraulics

Technical Features

Design

Multistage 4″ submersible pump with quick-connecting cable in a jacketed design for vertical and horizontal installation.

Application

For pumping rainwater and industrial water from boreholes and wells for sprinkling, irrigation and water supply.

Typekey

Example:	Wilo-Sub TWU 4.02-07-EM-QC-C
TWU	Series
4	Diameter of the hydraulic unit in inches [“]
02	Rated volume flow [m³/h]
07	Number of hydraulic stages
EM	Mains connection: EM = Single-phase current DM = Three-phase current
QC	Version with Quick Connect cable
C	Series generation

Technical Data

Mains connection: 1~230 V, 50 Hz or 3~400 V, 50 Hz
Submerged operating mode: S1
Fluid temperature: 3 – 30 °C
Minimum flow rate at motor: 0.08 m/s
Max. sand content: 50 g/m³
Max. number of starts: 20/h
Max. immersion depth: 200 m
Protection class: IP68
Discharge port: Rp 1¼ – Rp 2

Materials

Hydraulics housing: 1.4301
Impellers: Noryl
Hydraulic shaft: 1.4104
Motor housing: 1.4301
Motor shaft: 1.4305

Construction

Submersible pump for vertical or horizontal installation.

Hydraulics

Multistage submersible pump with radial or semi-axial impellers in sectional construction and integrated non-return valve. Discharge port with threaded flange and female thread. All parts that come in contact with the fluid are made of corrosion-free materials.

Motor

Single-phase or three-phase current motor for direct starting. Sealed motor with lacquer-insulated, resin-covered winding, water-glycol filling and self-lubricating motor bearings.

Cooling

The motor is cooled by the pumped fluid. Always operate the pump in a submerged state.
Vertical installation is possible with or without cooling jacket.
Horizontal installation must be performed in conjunction with a cooling jacket.

Accessories

Cooling shroud
Diaphragm expansion tank
Gate valve
Float switch
Pressure switch
Electrode
Switchgear
Alarm switchgear
Casting resin kit
Connection cable

Downloads

Why Wilo Pumps…

Self-Priming

Convenient

Highly-Efficient

Noise-Free

Diversity

Optimised Design

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Wilo-Sub TWU 4-QC

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Why Wilo Pumps…

What Trebles Customers Think

Job delivered and commissioned at the height of the pandemic with no changes to the excellent service we always receive.

The team at Trebles were great. I really can’t praise them enough.

Not many providers would be able to fully breakdown & rebuild a booster on site

We relied on Trebles expertise to ensure the right products were sourced for our project.

Top workmanship and a professional attitude from a supportive team

Excellent customer service again! You genuinely make my life so much easier

Excellent service and a company I would recommend to anyone in future

Engineers were very professional with an excellent knowledge of their trade

We’re writing to express our sincere thanks to all who help ensure our hospitals are able to run smoothly

Job delivered and commissioned at the height of the pandemic with no changes to the excellent service we always receive.

The team at Trebles were great. I really can’t praise them enough.

Not many providers would be able to fully breakdown & rebuild a booster on site

We relied on Trebles expertise to ensure the right products were sourced for our project.

Top workmanship and a professional attitude from a supportive team

Excellent customer service again! You genuinely make my life so much easier

Excellent service and a company I would recommend to anyone in future

Engineers were very professional with an excellent knowledge of their trade

We’re writing to express our sincere thanks to all who help ensure our hospitals are able to run smoothly

Job delivered and commissioned at the height of the pandemic with no changes to the excellent service we always receive.

The team at Trebles were great. I really can’t praise them enough.

Not many providers would be able to fully breakdown & rebuild a booster on site

Wilo-Sub TWU 4-QC

Why Wilo Pumps…

What Trebles Customers Think

We relied on Trebles expertise to ensure the right products were sourced for our project.

Top workmanship and a professional attitude from a supportive team

Excellent customer service again! You genuinely make my life so much easier

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